Ͽһ헹,I(y)B(yng)ϽڱьFʹϿl(f),ϿUȫFʹϿY
˽,ʹõϿǼYԴϘI(y)չ,ԼyÿһwďͺϿϿkUԼYԴϘI(y)յӑ{C,ͬrҲǴ惦˄ڄӱϢdw
Ϥ,I(y)B(yng)ϽϿyйܰl(f)Źȫչ_,Ѕ^(q)Ҳm(x)_չ험I(y)աǰCPI(y)λˆTͨ^]ֻаl(f)ݽ,FҲxϿyйܰl(f)